Table 5.
Median post-operative OKS of TKR and current OKS of Reference cohorts, categorised by sex and age for both groups and further categorised by pre-operative OKS for the TKR cohort.
| Sex | Age group | Pre-operative OKS group | n | TKR cohort Post-operative OKS |
Post-operative OKS as % of reference cohort |
n | Reference cohort current OKS |
|---|---|---|---|---|---|---|---|
| Median (IQR) | % | Median (IQR) | |||||
| Female | <60 | Low | 25 | 24.0 (14.0–31.0) | |||
| High | 24 | 29.0 (20.5–38.0) | |||||
| All | 49 | 26.0 (18.0–36.0) | 55.3 | 65 | 47.0 (45.0–48.0) | ||
| 60–69 | Low | 56 | 32.5 (21.0–41.0) | ||||
| High | 47 | 37.0 (32.0–43.0) | |||||
| All | 103 | 36.0 (26.0–42.0) | 80.0 | 65 | 45.0 (37.0–48.0) | ||
| ≥70 | Low | 101 | 32.0 (24.0–38.0) | ||||
| High | 68 | 38.0 (30.0–42.6) | |||||
| All | 169 | 34.0 (27.0–39.0) | 79.4 | 68 | 42.8 (30.0–47.0) | ||
| All females | 321 | 34.0 (25.0–40.0) | 73.9 | 198 | 46.0 (38.2–48.0) | ||
| Male | <60 | Low | 17 | 23.0 (17.0–27.0) | |||
| High | 13 | 41.0 (38.0–44.0) | |||||
| All | 30 | 32.0 (20.2–40.0) | 71.1 | 28 | 45.0 (36.0–47.0) | ||
| 60–69 | Low | 26 | 23.0 (19.0–36.0) | ||||
| High | 37 | 36.0 (26.0–42.0) | |||||
| All | 63 | 36.0 (26.0–42.0) | 78.3 | 75 | 46.0 (40.0–48.0) | ||
| ≥70 | Low | 44 | 30.8 (22.5–37.0) | ||||
| High | 78 | 37.0 (33.0–43.0) | |||||
| All | 122 | 35.0 (28.2–42.0) | 83.3 | 59 | 42.0 (27.0–48.0) | ||
| All males | 215 | 34.0 (24.0–41.0) | 74.7 | 162 | 45.5 (34.2–48.0) | ||
| Total | All M&F | 536 | 34.0 (24.0–40.2) | 73.9 | 360 | 46.0 (37.0–48.0) |